12958244

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{661}}^1$

素因数の和:720

約数の個数: 36

約数和(自身を含む): 25440660

約数和(自身を除く): 12482416

約数列:

[1, 2, 4, 13, 26, 29, 52, 58, 116, 169, 338, 377, 661, 676, 754, 1322, 1508, 2644, 4901, 8593, 9802, 17186, 19169, 19604, 34372, 38338, 76676, 111709, 223418, 249197, 446836, 498394, 996788, 3239561, 6479122, 12958244]

約数ペア:

[(1, 12958244), (2, 6479122), (4, 3239561), (13, 996788), (26, 498394), (29, 446836), (52, 249197), (58, 223418), (116, 111709), (169, 76676), (338, 38338), (377, 34372), (661, 19604), (676, 19169), (754, 17186), (1322, 9802), (1508, 8593), (2644, 4901)]